indexo.dev

grammarian.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-12 · ok HTTP/1.1 200 1190 ms crawled 2026-05-15

US · 51.81.198.7 · AS16276 OVH SAS

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
GRAMMARIAN.COM Home Page
Description
Grammarian.com Grammar Resources
Generator
grammarian.com

Technology

Server
Apache

Registration

Registrar
NetTuner Corp. dba Webmasters.com
Created
1998-02-27
Expires
2027-02-26 282 days left
Updated
2026-01-11
Name servers
  • dns1.webmasters.com
  • dns2.webmasters.com
  • dns3.webmasters.com
  • dns4.webmasters.com

DNS records live

NS
  • dns1.webmasters.com
  • dns2.webmasters.com
  • dns3.webmasters.com
  • dns4.webmasters.com
MX
  • 10 mail.grammarian.com
TXT
  • google-site-verification=nR28Zi63-GIqJPd2Hz-Hd73bkhK0wG2UDe3Pb_iUIIk

Email authentication partial

SPF
v=spf1 ip4:147.135.99.192 ~all
softfail (~all)
DMARC
v=DMARC1; p=none; ruf=mailto:postmaster@grammarian.com; fo=s;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-15 to 2026-08-13
Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://grammarian.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)